Essays on embryology / by F. M. Balfour. London : Adlard [u.a.], 1880
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PDF Titelblatt: ESSAYS ON EMBRYOLOGY. BY F. M. BALFOUR, M.A., F.R.S., FELLOW AND LECTURER OF TRINITY COLLEGE, CAMEBRIDGE. I. ON THE STRUCTURE AND HOMOLOGIES OF THE GERMINAL LAYERS OF THE EMBRYO. II. LARVAL FORMS: THEIR NATURE, ORGIN AND AFFINITIES.
PDF 1[I.] On the STRUCTURE and HOMOLOGIES of the GERMINAL LAYERS of the EMBRYO.¹ By F. M. BALFOUR, M.A., F.R.S., Fellow of Trinity College, Camebridge.
PDF 29II. LARVAL FORMS: their NATURE, ORIGIN, and AFFINITIES.